| follow(verb, support, act, keep, praise) |
| naturalise |
| plow(verb, work, develop, grow, operate) |
| stimulate(verb, support, develop, promote, raise) |
| aid(verb, support, advance, promote, encourage) |
| care for(verb, expression, form, support, study) |
| culture(noun, verb, touch, prepare, prepared) |
| dig(verb, plow, agriculture) |
| foment(verb, support, promote, raise, aid) |
| harrow(verb, work, smash, grow, operate) |
| harvest(verb, work, develop, smash, grow) |
| help(verb, support, advance, increase, develop) |
| instruct(verb, support, study, develop, promote) |
| labor(verb, work, drive, develop, strain) |
| maintain(verb, keep, do, desire, continue) |
| optimize |
| plant(verb, support, work, develop, grow) |
| ripen(verb, advance, develop, turn, raise) |
| support(verb, advance, keep, love, honor) |
| sustain(verb, support, keep, love, honor) |